Sierra Leone administrative boundaries (ADM0)

geoBoundaries ADM1 boundaries for Sierra Leone: 4 units, representing 2014. Source: Government of Sierra Leone, OCHA ROWCA.

geoBoundaries ADM3 boundaries for Sierra Leone: 165 units, representing 2016. Source: openAfrica, geoBoundaries. Open Data

geoBoundaries ADM2 boundaries for Sierra Leone: 14 units, representing 2017. Source: Government of Sierra Leone, OCHA ROWCA.

Sierra Leone administrative level 0-4 edge-matched gazetteer, shapefiles, geodatabase, and geoservice. This dataset was updated in January 2024 to correspond to the COD-AB with the newer five-regions administrative structure. COD-EM datasets do not replace the authoritative COD-AB available here; however COD-EM datasets may be preferred for cartographic purposes. See caveats. These layers are suitable for database or GIS linkage to the Sierra Leone - Subnational Population Statistics tables. Vetting by Information Technology Outreach Services (ITOS) with funding from USAID.

This dataset contains the following administrative boundaries: ADM0, ADM1, ADM2, ADM3, ADM4. Produced and maintained since 2017, the geoBoundaries Global Database of Political Administrative Boundaries Database www.geoboundaries.org is an open license, standardized resource of boundaries (i.e., state, county) for every country in the world.

Sierra Leone administrative level 0-4 boundaries (COD-AB) dataset version 02. This dataset is structured into 4 levels: - Admin 1: 5 - Admin 2: 16 - Admin 3: 167 - Admin 4: 1316 Dates associated with this dataset: - 30 October 2025: dataset reviewed for accuracy and completeness - 15 December 2023: valid for use by the humanitarian community - 16 August 2017: last edit to the dataset before publishing - 16 August 2017: boundaries created by the source Contributed by OCHA West and Central Africa (ROWCA). Quality assured, configured, and published by OCHA Field Information Services (FIS) and HDX. Part of the dataset: Global Subnational Administrative Boundaries